Latin jazz in A minor

The task

Compose a Latin jazz piece in A minor, 138 BPM allegro, 4/4, about 72 bars and about three minutes, scored for piano, sax, bass and percussion in 4 voices. Texture: a piano montuno over a tumbao bass. Open with 8 bars of piano alone, then layer the other parts in one at a time. The main section runs on a 8-bar…